Today, Monday، 20 Sep 2021 - 16:00

Acronym References

What is EF-S ?
Electro-Focus Small
Canon of the three types of Mount lens the use. Mounts, the original and the standard EF and two mounts, derived and ancillary EF-S and EF-M.

mounts EF in 1987 by Canon Inc introduced. This mounts the same, is something that the company is in cameras full-frame category top of herself, such as D Mark IV5 and D Mark II6 advantage of it. Each EF lens has a motor, auto focusing is internal and don't have this two, letter stands for Electro-Focus, meaning the Focus Electric. You products Canon lens with this mount, and without the ability to auto-focus domestic find never miss. But this thread is about the company, the third party applies not and some products and then for the mounts, EF of manual focus benefit. If the lens you see that for Canon camera supplied and details of certain of the Prudential offer? can almost be sure that it was the lens for mounts, EF is designed.

mounts, EF-S by Canon in the camera, the sensor crop, such as 7D Mark II, 80D, and 1300D are used. It is the place where the sensors in these cameras are smaller. lenses, the mounts can also be smaller and lighter. A lens EF-S on the mounts, EF will not work, but this photo, honest, not a EF lens without any problems on the camera that mounts EF-S will be used....
What is ERED ?
Electromagnetic Radiation Emitting Devices
Devices emitting rays of electromagnetic...
What is 8K ?
Clearly 8 (8K) video resolution TV very high resolution (UHDTV) available in digital TV and digital video. The number of pixels, format 8 sixteen times the format full HD. Clearly this format is 8000 pixels in each of horizontal resolution is that the whole image has a size of 7680×4320. Video resolution 8 maybe alternative or 4....
What is UHDTV ?
Ultra High Definition Television
TV very high resolution (or ADT. 4320, and 8) (UHDTV big 4320p, and 8K), the format ago Institutional to video digital is that of the laboratory, research, science and technology Ann a friend who was raised. The resolution is about 16 pixels TV resolution is so high that it almost with the level of detail your max one. Currently, LG and Samsung, this TV with this technology to market. This TV having the highest image detail, the best experience of watching the image it creates.

one friend Kay from this video format as super vision protection....
What is SDTV ?
Standard-Definition TeleVision
SD TV (SD TV), or the image of standard television Pictures TV with a resolution of 480*720 pixels and aspect ratio 4 to 3 can be displayed, etc. are applied....
What is 576I ?
576 Interlaced
576 (576i) resolution the standard image is that in most countries that the frequency distribution of electrical energy, it's 50 Hz. for player images television can be used. In this standard, the number of lines or number of pixels vertical 576 PCs have IP indicates the type of scan images for interwoven (interlaced).

This symbol and the symbol of any standard other video, along with the number of fields the image in a second, or the number of image frames (which is usually half the number of fields) also are shown that the number of field immediately and the number of frames after a line diagonal entries are like 576i50 (number field: 50) or 576i/25 (the number of frames: 25)....
What is DDC ?
Division of Disease Control
Controller, central, and most control units of programmable matter. That is, the program code controls the direct digital significant customization for the intended use. App features include the Timeline, settings, controller, logic, timer, events list and alerts. Units control usually has input, analog and digital, that have the possibility of measuring (temperature, humidity, or pressure) can make and also has the output of the analog and digital for the control of the intermediary transfer (hot and cold water or steam). Digital inputs are usually connection (dry) of the control devices and the input of the analog, usually a voltage, the amount of flow the device size, a receiver, a variable (temperature, humidity, speed, and pressure). Output usually contact, relays that are to operate and stop the equipment, process and output, analog, usually a voltage or signal stream that are to control the movement of control devices the intermediary (water/air/ steam) like the lions, etc. performance and engines goes to work. Groups from the controller, DDC, network, or not, a layer of system make up. This sub-system for and overall performance of the HVAC system is vital. System DDC brain HVAC system. This layer the position of each damper and Valve, can determine. This layer determines which fan. pump and chiller, with what speed or capacity. With this intelligence, programmable in the brain we have to the concept of building automation as we move....